66
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
64/100
11 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated May 2026
Bridgestone Turanza ER300 RFT vs Dunlop SP Sport 01 ROF — Compared (May 2026)
Our Relative Score blends 60% objective test data with 40% owner-review signal — so any two tires can be compared even if they were never tested on the same day.
VS
67
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
62/100
19 owner reviews
Prices change daily — check the retailer for your size.
VerdictToo close to call: Bridgestone Turanza ER300 RFT and Dunlop SP Sport 01 ROF are within 2 points overall. Bridgestone Turanza ER300 RFT is stronger on handling and treadwear. Dunlop SP Sport 01 ROF is stronger on dry and wet.
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Category breakdown
5 categories, side by side
Each bar is the Relative Score for that category. Expand a tile to see the test results and owner ratings behind it.
Dry
Score (0–100)
SP Sport 01 ROF leads by 13
Why this score
| Source | Turanza ER300 RFT | SP Sport 01 ROF |
|---|---|---|
| Tire Rack owners | 86 | – |
| Tyre Reviews owners | 66 | 71 |
Wet
Score (0–100)
SP Sport 01 ROF leads by 13
Why this score
| Source | Turanza ER300 RFT | SP Sport 01 ROF |
|---|---|---|
| Tire Rack owners | 80 | – |
| Tyre Reviews owners | 57 | 60 |
Comfort
Score (0–100)
Turanza ER300 RFT leads by 1
Why this score
| Source | Turanza ER300 RFT | SP Sport 01 ROF |
|---|---|---|
| Tire Rack owners | 74 | – |
| Tyre Reviews owners | 65 | 46 |
Treadwear
Score (0–100)
Turanza ER300 RFT leads by 8
Why this score
| Source | Turanza ER300 RFT | SP Sport 01 ROF |
|---|---|---|
| Tire Rack owners | 67 | – |
| Tyre Reviews owners | 70 | 49 |
Handling
Score (0–100)
Turanza ER300 RFT leads by 10
Why this score
| Source | Turanza ER300 RFT | SP Sport 01 ROF |
|---|---|---|
| Tyre Reviews owners | 67 | 57 |
Scores at a glance
| Category | Bridgestone Turanza ER300 RFT | Dunlop SP Sport 01 ROF |
|---|---|---|
| Relative Score | 66 | 67 |
| Dry | 68 | 81 |
| Wet | 59 | 72 |
| Comfort | 66 | 65 |
| Treadwear | 70 | 62 |
| Handling | 67 | 57 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
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Recomputed
Headline score
66
/ 100
Tire A
67
/ 100
Tire B
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
The Bridgestone Turanza ER300 RFT receives a polarized reception, primarily serving as an OEM-fitted tire for BMW vehicles. While some users appreciate its longevity and acceptable dry-weather performance, many report significant concerns regarding wet-weather traction, ride harshness, and inconsistent tread life.
Pros
- Commendable tread longevity for some users, with reports of 30,000 to 50,000 miles
- Acceptable dry-road handling and stability for standard motorway driving
- Reliable run-flat functionality as an OEM solution
Cons
- Poor wet-weather grip and lack of confidence in rainy conditions
- Harsh ride quality characteristic of early-generation run-flat technology
- High road noise levels
- Inconsistent tread wear, with some users reporting premature replacement as early as 12,000-13,000 miles
Observations
- Users operating BMW 1-Series and 2-Series models frequently report dissatisfaction with grip levels compared to non-run-flat alternatives.
- Drivers of larger BMW 5-Series models reported higher mileage returns, suggesting the tire may perform better on heavier, long-distance touring vehicles.
The Dunlop SP Sport 01 ROF (Run-On-Flat) receives mixed reviews, with users frequently praising its dry and wet handling performance and quiet cabin characteristics. However, these benefits are often overshadowed by significant concerns regarding rapid tread wear, a harsh ride quality typical of run-flat technology, and a high price point that many owners find difficult to justify.
Pros
- Strong dry and wet weather grip
- Quiet cabin noise levels
- Responsive steering feedback
- Stable high-speed handling
Cons
- Rapid and inconsistent tread wear
- Harsh, jarring ride quality over bumps
- High replacement cost
- Susceptibility to tramlining
Observations
- High-performance vehicle owners (e.g., C63s AMG) report that the tire struggles to manage high torque, leading to poor off-the-line traction.
- Users on smaller rim sizes (17-inch) frequently report issues with tramlining and torque steer, particularly on Mini models.
- Owners of luxury cruisers (e.g., Lexus SC430) appreciate the stiff sidewall for cornering stability, despite the trade-off in ride comfort.
Specifications
Specs side by side
| Attribute | A · Bridgestone Turanza ER300 RFT | B · Dunlop SP Sport 01 ROF |
|---|---|---|
| Category | Summer Premium Touring tires | Summer Ultra High Performance tires |
| Vehicle type | Passenger Car / Crossover | Passenger Car / Crossover |
Final verdict
Which one should you actually buy?
66
/ 100
Bridgestone
67
/ 100
Dunlop
Too close to call: Bridgestone Turanza ER300 RFT and Dunlop SP Sport 01 ROF are within 2 points overall. Bridgestone Turanza ER300 RFT is stronger on handling and treadwear. Dunlop SP Sport 01 ROF is stronger on dry and wet.
Pick tire B
You want the most grip on dry roads
Dunlop SP Sport 01 ROF scores 81 vs 68 on dry.
Pick tire B
Your priority is wet-weather safety
Dunlop SP Sport 01 ROF scores 72 vs 59 on wet.
Pick tire A
You enjoy sharp, responsive handling
Bridgestone Turanza ER300 RFT scores 67 vs 57 on handling.
Pick tire A
You want the longest tread life
Bridgestone Turanza ER300 RFT scores 70 vs 62 on treadwear.
Tire A · Bridgestone Turanza ER300 RFT
Tire B · Dunlop SP Sport 01 ROF
More comparisons
Also compared with
Bridgestone Turanza ER300 RFT also compared with
Dunlop SP Sport 01 ROF also compared with
How do we compare tires?
Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements) normalized against the best tire in each test and weighted toward recent tests. 40% comes from thousands of owner reviews collected from retailers and review sites. When a tire has only one of the two, we use what exists and say so.
Community buzz from Reddit and forums is shown for context only — it never changes the score.